Why You Should Always Get The Bigger Pizza

When one looks at thousands of pizza prices, one can see that you almost always get a much, much better deal when you buy a bigger pizza.The math of why bigger pizzas are such a good deal is simple: A pizza is a circle, and the area of a circle increases with the square of the radius.

http://www.npr.org/blogs/money/2014/02/26/282132576/74-476-reasons-you-should-always-get-the-bigger-pizza